Cervantes, D. (1997). 137 smuggling cases at Clark referred to BOC since '96. Philippine Star.
Chicago-referens (17:e uppl.)Cervantes, Ding. "137 Smuggling Cases at Clark Referred to BOC Since '96." Philippine Star 1997.
MLA-referens (9:e uppl.)Cervantes, Ding. "137 Smuggling Cases at Clark Referred to BOC Since '96." Philippine Star, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.